349-00

Valve Seat

NSN 4820-01-173-4165

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
011734165

Product Features

Weapon system essential

Technical Specifications of NSN

Thread Class:
2a single threaded portion
Flange Diameter:
1.250 inches
Flange Seat To Disk End Height:
0.375 inches
Under Flange Height:
1.813 inches
Thready Qty Per Inch (tpi):
20 single threaded portion
Thread Size:
1.125 inches single threaded portion
Seating Surface Shape:
Flat
Body Stepped Inside Diameter:
0.750 inches second step
Body Stepped Inside Diameter:
0.755 inches first step
Criticality Code Justification:
Feat
Material:
Steel comp 303
Style Designator:
Threaded flanged
Thread Series Designator:
Un single threaded portion
NSN:
4820-01-173-4165
Item Name:
Seat,ball Valve
Cage Code:
55378

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
349
Cage Code:
55378
RNCC:
5
RNVC:
9
RNAAC:
AX
Status:
A
MSDS:
SADC:

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22113
FIIG:
A15500
Concept No.:
App. Key:
A
Cond. Code:
2
Status:
A

Part Materials

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
Y

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.2000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051080
UFC:
29300
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Ball Valve Seat"

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
DSOR:
Import / Export
  • Schedule B: 8481909090
  • SITC: 74790
  • End Use: Industrial machines, other
  • NAICS: 332911
  • USDA: 1

Classification: Parts of taps, cocks, valves and similar appliances, nesoi


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